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2438486713 = 13187575901
BaseRepresentation
bin1001000101011000…
…0101101010111001
320021221102221220201
42101112011222321
514443223033323
61041545122201
7114266536465
oct22126055271
96257387821
102438486713
11104150a183
12580789361
132cb272760
14191bdb4a5
15e41298ad
hex91585ab9

2438486713 has 4 divisors (see below), whose sum is σ = 2626062628. Its totient is φ = 2250910800.

The previous prime is 2438486707. The next prime is 2438486719. The reversal of 2438486713 is 3176848342.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2438486707) and next prime (2438486719).

It can be written as a sum of positive squares in 2 ways, for example, as 217061289 + 2221425424 = 14733^2 + 47132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2438486713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2438486719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93787938 + ... + 93787963.

It is an arithmetic number, because the mean of its divisors is an integer number (656515657).

Almost surely, 22438486713 is an apocalyptic number.

It is an amenable number.

2438486713 is a deficient number, since it is larger than the sum of its proper divisors (187575915).

2438486713 is a wasteful number, since it uses less digits than its factorization.

2438486713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187575914.

The product of its digits is 774144, while the sum is 46.

The square root of 2438486713 is about 49381.0359652367. The cubic root of 2438486713 is about 1345.9847246216.

The spelling of 2438486713 in words is "two billion, four hundred thirty-eight million, four hundred eighty-six thousand, seven hundred thirteen".

Divisors: 1 13 187575901 2438486713